20W TV Soundbar Bluetooth Speaker FM Radio Home Theater System Portable Wireless Subwoofer Bass MP3 Music Boombox for XiaomiBattery: Yes Power: DC, battery Number of speaker housings: 4 Playback function: radio, MP3, other Brand Name: YINEW Communication: AUX, Bluetooth, USB Remote control: yes Speaker type: speaker Support memory card: yes Built in microphone: yes Function: Phone function Model: BS 28B Support Aptx: Yes Channel: 3 (2. 1) Material : Plastic FM radio speaker: radio speaker Aux Speaker: Speaker Feature: 1. Use 4 full range speakers 2. USB interface, U disk

waterproof case and screw are not included

Effectively delay the aging of mobile phones and increase battery life

Working temperature: 0-40 Celsius degree

USB-A interface: 18W + 18W + 18W

ceramic spoon

50cm focusing distance) + 8MP (120 FOV

Carton Size 42cm * 30cm * 30cm / 16

heat dissipation and stability

Life time: about 10 hours

Wire core material: oxygen-free copper

charging compartment 300mAh

Its super slim profile ensures easy portability